patch 8.2.1851: Vim9: "!" followed by space incorrectly used

Problem:    Vim9: "!" followed by space incorrectly used.
Solution:   Skip over trailing spaces. (closes #7131)
diff --git a/src/version.c b/src/version.c
index a2d8221..934b822 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1851,
+/**/
     1850,
 /**/
     1849,